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1、HYK-VAAZSCSeriesPneumaticdiaphragmactuatorGENERALThisSeriesprovideshighperformance,highpowerdiaphragmactuatorsofmulti-springtypethatarecompactandlight.Receivingpneumaticorelectricsignals,theunitbalancestheforcecreatedwhendiaphragmisairpressuredthroughpositionerandtheforceofcomp
2、ressedspring,sothattheoutputshaftiscontrolledandplacedatasetposition.Controlofpositionbypneumaticsignals(20～100KPa)directlyappliedondiaphragmisalsopossible.CombinationwithVAApositionerprovideshighaccuracypositioncontrol.STANDARDSPECIFICATIONSSeriesZSCTypeMulti-springtypeSize210
3、、230、340、450、560FunctionDirectacting(DA)：Airtooutputshaftdown.Reverseacting(RA)：Airtooutputshaftup.OutputforceSeeTable1.StrokeSeeTable2.Airsupply140KPaG、300KPaG、350KPaGSpringrange20～100KPaG、80～200KPaG120～300KPaG⋯⋯⋯⋯⋯⋯210、230Size：210、230onlyPerformanceHysteresis：Lessthan0.8%ofFu
4、llstrokewithpositioner.Lessthan1.0%ofFullstrokewithpositionerforSpringrange120～300KPaG.Lessthan5%ofFullstrokewithoutpositioner.Linearity：Lessthan±1.5%ofFullstrokewithpositioner.Lessthan±2%ofFullstrokewithpositionerforSpringrange120～300KPaG.Lessthan±4%ofFullstrokewithoutposition
5、er.*Theabovehyteresisandlinearityvarydependingontheglandpackingmaterialof11thecontrolvalves.AmbienttemperatureStandardtype⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯－10～＋70℃Hightemperatureservice(option)⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯0～＋100℃Lowtemperatureservice(option)⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯－40～＋40℃MaterialsDiaphragmcas
6、e⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯SPHEDiaphragm⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯EPDMDriveshaft⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯SUS303Yoke⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯FCPaintingOrange(Epoxyresingroup)AccessoriesE／PPositioner,P／PPositioner,Air-set,Boosterrelay,Air-valve,Limitswitch,Solenoidvalve,Lock-valve,Speedcontroller,Posit
7、iontransmitter,etc.OptionManualhand-wheel,Yokematerial,Specialairpiping,Specialairfitting,Lowtemperatureservice,Hightemperatureservice,Tropicalareaproof,Saltyenvironmentproof,Coldareaproof,Non-standardpainting,etc.Table1.OUTPUTFORCEOffbalanceKpaGSpringrangeKpaGAirsupplyKpaGOUTP
8、UTFORCE(N)Actuatorsize21023034045056020DA&RA：20～100140
